Category treeGrids = new Category("TreeGrid");
treeGrids.add("Basic TreeGrid", new TreeGridExample(), Resources.IMAGES.basictreegrid().getHTML());
treeGrids.add("Filter TreeGrid", new FilterTreeGridExample(), Resources.IMAGES.filtertreegrid().getHTML());
treeGrids.add("Async TreeGrid", new AsyncTreeGridExample(), Resources.IMAGES.asynctreegrid().getHTML());
treeGrids.add("Remote Sort TreeGrid", new RemoteSortTreeGridExample(), Resources.IMAGES.asynctreegrid().getHTML());
treeGrids.add("RowNumber TreeGrid", new RowNumberTreeGridExample(), g.rownumbertreegrid().getHTML());
treeGrids.add("EditorTreeGrid", new EditorTreeGridExample(), Resources.IMAGES.editortreegrid().getHTML());
treeGrids.add("RowEditor TreeGrid", new RowEditorTreeGridExample(), g.roweditortreegrid().getHTML());
treeGrids.add("Widget Renderer TreeGrid", new WidgetTreeGridExample(), g.widgetrenderertreegrid().getHTML());
add(treeGrids);